初始版本提交

zhangyong

2023-08-22 1353e87cb21a4032d585d7404bae9042f2ebcf08

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import { defineComponent, ref, getCurrentInstance, provide, reactive, toRefs, inject, onMounted, toRaw, watch, withDirectives, openBlock, createElementBlock, normalizeClass, createElementVNode, toDisplayString, renderSlot, vShow } from 'vue';
import '../../../hooks/index.mjs';
import { selectGroupKey, selectKey } from './token.mjs';
import _export_sfc from '../../../_virtual/plugin-vue_export-helper.mjs';
import { useNamespace } from '../../../hooks/use-namespace/index.mjs';
 
const _sfc_main = defineComponent({
  name: "ElOptionGroup",
  componentName: "ElOptionGroup",
  props: {
    label: String,
    disabled: {
      type: Boolean,
      default: false
    }
  },
  setup(props) {
    const ns = useNamespace("select");
    const visible = ref(true);
    const instance = getCurrentInstance();
    const children = ref([]);
    provide(selectGroupKey, reactive({
      ...toRefs(props)
    }));
    const select = inject(selectKey);
    onMounted(() => {
      children.value = flattedChildren(instance.subTree);
    });
    const flattedChildren = (node) => {
      const children2 = [];
      if (Array.isArray(node.children)) {
        node.children.forEach((child) => {
          var _a;
          if (child.type && child.type.name === "ElOption" && child.component && child.component.proxy) {
            children2.push(child.component.proxy);
          } else if ((_a = child.children) == null ? void 0 : _a.length) {
            children2.push(...flattedChildren(child));
          }
        });
      }
      return children2;
    };
    const { groupQueryChange } = toRaw(select);
    watch(groupQueryChange, () => {
      visible.value = children.value.some((option) => option.visible === true);
    }, { flush: "post" });
    return {
      visible,
      ns
    };
  }
});
function _sfc_render(_ctx, _cache, $props, $setup, $data, $options) {
  return withDirectives((openBlock(), createElementBlock("ul", {
    class: normalizeClass(_ctx.ns.be("group", "wrap"))
  }, [
    createElementVNode("li", {
      class: normalizeClass(_ctx.ns.be("group", "title"))
    }, toDisplayString(_ctx.label), 3),
    createElementVNode("li", null, [
      createElementVNode("ul", {
        class: normalizeClass(_ctx.ns.b("group"))
      }, [
        renderSlot(_ctx.$slots, "default")
      ], 2)
    ])
  ], 2)), [
    [vShow, _ctx.visible]
  ]);
}
var OptionGroup = /* @__PURE__ */ _export_sfc(_sfc_main, [["render", _sfc_render], ["__file", "/home/runner/work/element-plus/element-plus/packages/components/select/src/option-group.vue"]]);
 
export { OptionGroup as default };
//# sourceMappingURL=option-group.mjs.map